Click on a day for an hourly weather forecast
The temperatures in Orangeville in September are usually low and can range between 11°C and 20°C.
You can expect about 3 to 8 days of rain in Orangeville during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Orangeville in September 2025.
If you’re planning to visit Orangeville in the near future, we highly recommend that you review the 14 day weather forecast for Orangeville before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -5° / -10° | 6 | 4 | 22 | 92 mm | Awful | Orangeville in January |
| February | -4° / -10° | 4 | 4 | 20 | 81 mm | Awful | Orangeville in February |
| March | 2° / -4° | 7 | 9 | 15 | 91 mm | Awful | Orangeville in March |
| April | 9° / 1° | 9 | 13 | 8 | 129 mm | Awful | Orangeville in April |
| May | 17° / 8° | 8 | 22 | 1 | 120 mm | Ok | Orangeville in May |
| June | 21° / 12° | 7 | 23 | 0 | 119 mm | Ok | Orangeville in June |
| July | 24° / 15° | 8 | 23 | 0 | 140 mm | Good | Orangeville in July |
| August | 24° / 15° | 7 | 24 | 0 | 128 mm | Good | Orangeville in August |
| September | 20° / 11° | 6 | 25 | 0 | 83 mm | Good | Orangeville in September |
| October | 12° / 6° | 9 | 20 | 3 | 131 mm | Awful | Orangeville in October |
| November | 5° / -1° | 7 | 11 | 12 | 85 mm | Awful | Orangeville in November |
| December | -1° / -5° | 7 | 5 | 20 | 91 mm | Awful | Orangeville in December |